Questions Asked on
June 6, 2017

  1. Algebra 2

    The temperature of a liquid during an experiment can be modeled by the function f(x)=3.8cos(πx20)+2.2 , where f(x) is the temperature in °C and x is the number of minutes into the experiment. What is the lowest temperature the liquid reached during the

    asked by sammiexo
  2. Algebra

    Solve the following equations. Show all your work. (2 points) x/x-2 +x-1/x+1 = -1 PLZ help :D

    asked by Doesn'tmatter
  3. Math

    0.85 round to yeh nearest gram

    asked by No
  4. Math

    A scale drawing showing the distance from your house to the school has a scale of 1.5 cm to 5 km. If the actual distance from your house to the school is 30 km, what is the distance on the drawing?

    asked by Liyah
  5. Angles of elevation and depression

    The teet of two vertical poles of height 3m and 7m are in line with a point P on the ground. The smaller pole being between the taller pole and P and at distance of 20m from P the angle of elevation of the top T of the taller pole from the top R of the

    asked by Emmanuel
  6. Algebra

    Help Please, ty A ball is launched at 20 meters per second (m/s) from a 60 meter tall platform. The equation for the object's height s at time t seconds after launch is s(t) = –4.9t2 + 20t + 60, where s is in meters.  What is the height above the

    asked by Chrissie
  7. chemistry

    how to calculate the oxidation state for 'cr' in K2CRO4 ?

    asked by Anonymous
  8. Physics 11

    You are creating waves in a rope by shaking your hand back & forth. W/out changing the distance your hand moves, you begin to shake it faster & faster. What happens to each of the following aspects of the wave? Amplitude remains the same as the distance

    asked by Kayla
  9. science

    if the speed of shatabdi express is 150 miles per hour,then express its speed in SIunit

    asked by nidhi
  10. Personal Fitness Final

    Please Help me with my Personal Fitness Final Exam!!!! 9th grade CA

    asked by kitty
  11. Physics 11

    An FM radio station transmits radio signals that have a wavelength of 3.2m. Where would you have to adjust your tuner in order to pick up its music? Note: FM waves are measured in MHZ I have no idea where to go with this... Thank you :)

    asked by Kayla
  12. Algebra

    A wrestling match has eliminations each round. The table below shows the number of wrestlers in each of the first 4 rounds of the tournament: Round (x) 1 2 3 4 Wrestlers f(x) 64 32 18 9 Compute the average rate of change of f(x) from x = 1 to x = 4 and

    asked by Tony
  13. Geography

    In southwest asia most people live?

    asked by Sally
  14. Chemistry

    Number of Oxygen atoms in 4.4g of CO2 is A)1.2×10^13 B)6×10^22 C)6×10^23 D)12×10^23 Please tell me correct option with the solution.

    asked by ABC
  15. Maths

    The product of two numbers is 49 What is the greatest possible sum of the two numbers?

    asked by Masego
  16. math

    Solumedrol 1.5 mg/kg is ordered for a child weighing 50 lb. Solumedrol is available as 75 mg / 1 mL is available. How many mL must the nurse administer?

    asked by ki
  17. government

    Why did the framers of the Constitution fear 'excessive democracy'? In what ways were the framers able to limit its influence on the structure of government?

    asked by mia
  18. Math algebra

    The length of a piece of fabric is 8y yards.Landon cuts 7 yards from it to make some cushion covers.He then uses 4 equal pieces.How long is each piece?

    asked by Angela
  19. Algebra 2

    how would i graph g(x)=4cosx

    asked by sammiexo
  20. math

    The height of an object varies directly with the length of its shadow. A person who is 6 feet tall casts a 15-foot shadow. How long is the shadow of a 20-foot tree? answer

    asked by flor
  21. Medical Billing and Coding

    The patient is seen by his family physician for follow-up treatment of recently diagnosed asthmatic bronchitis. The physician's fee is $75. The patient's copayment is $20, and the patient is not required to pay any additional amount to the provider. The

    asked by Dionne
  22. Math - Please help ASAP!

    Determine which ordered pair is a solution of y = 2x - 3 A. (-2, 7) B. (0, 3) C. (-4, -11) D. (5, -7)*** Please help!

    asked by MINION
  23. Physics

    A man of mass70Kg climbs a ladder which is 4m long leaning against a wall which is 3m high.Calculate the work done by this man

    asked by Sakhile
  24. Chem

    The objective lens of a compound microscope has a numerical aperture of 0.4. The maximum useful magnification of the microscope is: 400x 1,000x 10x There is not enough information given to calculate this the correct answer is not given

    asked by Ann
  25. Algebra (answer check)

    The population of a small town is decreasing at a rate of 6% per year. If the town's population is 12,500 in 2017, what will the population be in 6 years? 8,623 people 8,000 people

    asked by Jass
  26. washington state his

    please help. Which of the following best identifies how Washington’s economy changed overall after World War II? A.It scaled back agricultural production. B.It shut down most manufacturing operations. C.Its activities became more diverse. D.Its

    asked by jake
  27. Washington state history

    please help. Which industries remain as important to Washington’s economy today as in the 1800s? Select all that apply. A.biotech B.entertainment C.forestry D.mining E.software development F.tourism

    asked by jake
  28. maths

    from the top of a vertical cliff. 65 metres high a lifeguard can see a boat out at sea the boat is 42 metres from the base of the cliff. What is the angle of depression of the boat from the top of the cliff?

    asked by safina
  29. Mathmatics

    A sector of a circle of radius 9 cm subtends angle 120 at center of the circle find the area of the sector to the nearest cm

    asked by Eleazar
  30. Math

    Marcos is 7 years older than his sister, Rosa. The sum of their ages is 1 less than 3 times Rosa's age. How old is each?

    asked by John Paul
  31. Washington state history

    How did OPEC’s oil embargo directly affect Washington? A.It caused fuel shortages B.It caused many oil workers to find other jobs. C.It led to a steep drop in gas prices. D.It led to the closing of local drilling operations.

    asked by jason
  32. Physics

    Four 6.5-kg spheres are located at the corners of a square of side 0.70 m . Calculate the magnitude of the gravitational force exerted on one sphere by the other three. Calculate the direction of the gravitational force exerted on one sphere by the other

    asked by Amber
  33. Physics

    The relative density of an alloy is 6.5.a.find the mass of a solid cube of side 20cm.b.what volume of the alloy has a mass of 13kg

    asked by Anonymous
  34. ALGEBRA

    In how many ways can a five questions,true or false test be answered if each question must be answered true or false

    asked by Bobby
  35. Algebra

    Which of the following options results in a graph that shows exponential growth? f(x) = 0.4(3)x f(x) = 3(0.5)x f(x) = 0.8(0.9)x f(x) = 0.9(5)−x

    asked by Tony
  36. Geometry

    A pilot is flying at a speed of 300 miles per hour and the wind is blowing due north at 50 miles per hour.What is the magnitude of the resultant velocity of the plane?

    asked by Kimmy
  37. math

    Graph the following set on a number line : {x|≤----1

    asked by Danielle brown
  38. Algebra

    (i am new to this subject of algebra) Use the figure to answer the following questions: ( a triangle with the bottom right corner of it labeled L with (1, 1) x y coordinates. Left corner of the triangle is labeled M at the (-3, 1) coordinates. the top of

    asked by Anonymous
  39. College Algebra

    A 15 1/2 foot board is cut into pieces 3 1/4 long for a bookcase. What is the length of the piece remaining after as many shelves as possible have been cut?

    asked by Madison
  40. Maths

    On a biased coin the probability of it showing heads for a given coin toss is 0.52. In a sequence of tosses, what is the probability of getting the first tail on flip 5? I can just do a tree diagram for this and figure it out the slow way, but if I get

    asked by Hannelore
  41. algebra

    What type of sampling is this: Group the students in a local college by year and then randomly select 15 students from each group.

    asked by shamir
  42. Math pls

    Find the slope of the line through (6, 2) and (4, -2) 1. 0 2. 1/2 3. undefined 4. 2

    asked by Cr33p3r
  43. Chemistry

    Write out the ionic and net ionic equations of Ca(OH)2 + HNO3 ---> Ca(NO3)2 + H2O

    asked by Ashley
  44. Math

    A certain type of bacteria is growing at an exponential rate that can be modeled by the equation y=ae^kt, where t represents the number of hours. There are 300 bacteria initially, and 1500 bacteria 5 hours later. How many bacteria will be present at time

    asked by Aria
  45. math

    Leila ran three times last week. Here are the distances she ran (in kilometers). 16.1 ,5,8.92 What is the total distance Leila ran on these three days?

    asked by Desiree
  46. Algebra

    Which of the following options is an equivalent function to f(x) = 2(5)^2x? f(x) = 50x f(x) = 100x f(x) = 2(25)x f(x) = 4(25)x

    asked by Tony
  47. Math

    Free time Mr. Colborne throws a ball paper in the garbage can the probability the ball goes in the can is 3/4 what is the probability he misses two times in a row?

    asked by Lisa
  48. Washington state history

    What common experience did many women and African Americans have after World War II? A.They lost their jobs in industry due to competition from demobilized soldiers. B.They secured equal pay laws despite the return of demobilized soldiers to the workforce.

    asked by jason
  49. English

    1. He was surprised she came at all. 2. He was surprised she came after all. 3. He was surprised she came anyway. 4. He was surprised she came any how. 5. He was surprised she came at any rate. 6. He was surprised she came at all events.

    asked by rfvv
  50. Maths

    The product of two numbers is 49 What is the greatest possible sum of the two numbers?

    asked by Masego
  51. math

    on one side of my street the homes all have odd numbers ending with the musa which is number 16 On the other side the number are all even ending with nwosu which is number 17 Femi olu is my next door neighbor and his house is number 9 you pass my house

    asked by Timothy
  52. Math

    Consider the system of equations y= -x^2+9 y=3/x Find the solution of the system to four demimal places

    asked by Aria
  53. Math

    LCD 1.1/2 4/x^2

    asked by Lissa
  54. English

    The dog has almost gone blind. He said, 'It's strange. These days you look blurry.' (You refers to the dog's master.) ------------------------------ What does 'it' refer to in 'It's strange'? Does it refer to 'situation'?

    asked by rfvv
  55. Maths

    Find the largest no that divides 630 and 940 leaving reminders 6 and 4 respectively

    asked by Isabella
  56. Science

    What is the formula of calculating linear expansion

    asked by Gabriel
  57. maths

    find the coordinates of the points where l cuts the axes. line equation l is 5+y-2x=0

    asked by orla
  58. maths

    a car moves 300m due north and then 60mdue south .what is the distance covered by the car and what is its dislacement

    asked by vijaya
  59. Algebra check answers?

    Write the equation of the line that passes through the points (-4,-2) and (-3,5) y= -3/7x+16 y= 1/7x+16

    asked by Jass
  60. College Algebra

    A nut moves 5/64 inches for each turn Find the number of turns is will take for the nut to move 1 7/8 inches.

    asked by Madison
  61. Math

    If the following function was transformed to g(x-2)+3, find g(2)

    asked by Aria
  62. ALGEBRA

    when the sun is 57 degree up from the horizon,a tree cast a shadow 14 yard long.how tall is the tree?

    asked by Bobby
  63. Math

    Express the ratio in its simplest form. 8 furlongs:3 miles, 32 ounces:5pounds, 14 pounds:2 stones, 1760 yards :2 miles. Please tell me how I convert the quantities in same units.

    asked by ABC
  64. physics

    A climber is climbing a mountain. He is hanging from the bottom of a pair of anchors forming a Y shape at an angle θ. What is the force F at each anchor, express symbolically ( in terms of L, the climber, and θ)

    asked by umma
  65. Math

    What is the product of -7 and -12 (A) -84 (B) 84 (C) -74 (D) 74 thxxxxxxxxxxxx :)

    asked by Sage
  66. math

    s,e,l,e,c,t,e,d are in the bag allen picked a letter.What is the fraction,decimal,and percentage of not selecting a consonant

    asked by Anonymous
  67. ctpd

    calculate thetotal perimeter of the sector

    asked by silas
  68. Physics

    Let vector A = (6.0 m, 300 south of east), vector B = (13.9 m, north), vector C = (5.0 m, 450 south of west).  Find the magnitude of vector D = A+B+C?

    asked by Courtney
  69. Maathhh

    30 students surveyed, 30% said their favorite juice was grape. How do I find out how many students that is?

    asked by Anonymous
  70. Maths - Matrices

    Given: |4 -2| X = 2|-4 -4| |-1 1| | 2 2| What is X? I solved this and couldn't get an answer - that is, the result was undefined/null, as it didn't like how the multiplication worked. I got this for every way I tried doing it, including by transposing the

    asked by Hannelore
  71. Math

    Plss help (3b-4a)(3b-4a)

    asked by Daniel
  72. Pre-Calculus 12

    how to graph y= (x^2-3x-10)/(x-2)

    asked by Ryan
  73. History

    Is it true that the colonization in Poland began with Russian-Polish war for 110 years?

    asked by apple
  74. Chemistry

    Kg/m^2 is the unit of pressure how i prove it. Please help me.

    asked by ABC
  75. Math

    the lenth of a poal is 11\2 meter. 1\3rd of the poal is painted red, 1\4th is painted in green and the remaining portion in blue. find thd lenth of the portion painted in blue?

    asked by Shekhar kumar
  76. literature

    After sneaking in the abode, had he met this influential figure, he would cut his carpus. Who was he?

    asked by Gerald
  77. English

    I'm quitting social media for good does this make sense it's the starter of my speech

    asked by help